SIddesha HAlalli
Gangavathi
Summary
Experienced Data Engineer with 7 years of expertise in designing, implementing, and managing data pipelines and ETL processes. Proficient in Snowflake, Informatica, Matillion, and Power BI, with a strong background in data modeling, data warehousing, and business intelligence. Adept at transforming complex data into actionable insights to drive business decisions and optimize performance.
Overview
6
6
years of professional experience
1
1
Certification
Work History
Senior Technology Consultant
Ernst & Young GDS
Bangalore
09.2021 - Current
- Designed and implemented ETL pipelines using Informatica and Matillion, ensuring efficient data extraction, transformation, and loading from various sources into Snowflake.
- Developed and maintained data models and schemas in Snowflake to support data warehousing and analytics requirements.
- Created interactive dashboards and reports using Power BI to provide actionable insights and data visualizations for business stakeholders.
- Collaborated with cross-functional teams to gather requirements, optimize data processing workflows, and ensure data quality and consistency.
- Automated data integration processes, reducing manual effort, and increasing processing efficiency by 80%.
- Worked on automation of the ledger entries using the Snowflake stored procedure and stage creation using the metadata-driven approach.
- Gained knowledge in the financial sector, functionalities in banking.
- Also, I have been involved in taking L1 interviews for Snowflake and ETL technologies.
Technology Analyst
Infosys Limited
Bangalore
06.2018 - 09.2021
- Developed the mappings using needed transformations in Informatica tool, according to the technical specification and requirements.
- Effectively used Informatica parameter files for defining mapping variables, workflow variables, and relational connections.
- Worked on Snowflake Database.
- Worked as a data loader.
- Provided sprint demos to PM and Business stakeholders.
- Collaborated with the team to deliver high-quality solutions aligned with project goals.
Education
Bachelor of Engineering - Electronics And Communications
BVB College of Engineering And Technology
Hubli07-2017
Skills
- Data Warehousing: Snowflake, SQL developer
- ETL Tools: Informatica, Matillion, Data Stage
- Data Visualization: Power BI
- Programming Languages: SQL, Python, Java
- Data Modeling: Data Vault, Star Schema
- Cloud Platforms: AWS
- Other Tools: Jenkins
Certification
- Data Integration Bronze Badge
- Agile Bronze Badge
- Data Visualization Bronze Badge.
- Completed learning Badge on Responsible AI and AI Engineering.
Languages
Kannada
First Language
Accomplishments
- Received Star Awards from EY GDS for achieving On time Delivery.
- Received Spot Awards.
Timeline
Senior Technology Consultant
Ernst & Young GDS
09.2021 - Current
Technology Analyst
Infosys Limited
06.2018 - 09.2021
Bachelor of Engineering - Electronics And Communications
BVB College of Engineering And Technology
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